RHSA-2021:2229 - Security Advisory

标题

An update for rh-ruby27-ruby is now available for Red Hat Software Collections.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

描述

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks.

The following packages have been upgraded to a later upstream version: rh-ruby27-ruby (2.7.3). (BZ#1947931)

Security Fix(es):

• ruby: Potential HTTP request smuggling in WEBrick (CVE-2020-25613)
• ruby: XML round-trip vulnerability in REXML (CVE-2021-28965)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

• rh-ruby27-ruby: Resolv::DNS: timeouts if multiple IPv6 name servers are given and address contains leading zero [rhscl-3] (BZ#1950016)

Additional Changes:

For detailed information on changes in this release, see the Red Hat Software Collections 3.7 Release Notes linked from the References section.

解决方案

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

受影响的产品

• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7.7 x86_64
• Red Hat Software Collections (for RHEL Server for System Z) 1 for RHEL 7.7 s390x
• Red Hat Software Collections (for RHEL Server for IBM Power LE) 1 for RHEL 7.7 ppc64le
• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7 x86_64
• Red Hat Software Collections (for RHEL Server for System Z) 1 for RHEL 7 s390x
• Red Hat Software Collections (for RHEL Server for IBM Power LE) 1 for RHEL 7 ppc64le
• Red Hat Software Collections (for RHEL Workstation) 1 for RHEL 7 x86_64

修复

• BZ - 1883623 - CVE-2020-25613 ruby: Potential HTTP request smuggling in WEBrick
• BZ - 1947526 - CVE-2021-28965 ruby: XML round-trip vulnerability in REXML
• BZ - 1950016 - rh-ruby27-ruby: Resolv::DNS: timeouts if multiple IPv6 name servers are given and address contains leading zero [rhscl-3]

CVE

• CVE-2020-25613
• CVE-2021-28965

参考

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_software_collections/3/html/3.7_release_notes/